APA (7th ed.) Citation

John XXIII, P. (1961). 1960 Christmas message: Address given on December 22, 1960. National Catholic Welfare Conference.

Chicago Style (17th ed.) Citation

John XXIII, Pope. 1960 Christmas Message: Address Given on December 22, 1960. [Washington: National Catholic Welfare Conference, 1961.

MLA (8th ed.) Citation

John XXIII, Pope. 1960 Christmas Message: Address Given on December 22, 1960. National Catholic Welfare Conference, 1961.